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TrusTec® Toluene Standard Fuel 85.2 is a primary reference fuel with 66.3% toluene that meets ASTM D-2699 and ASTM D-2700 specifications.
TrusTec® Toluene Standard Fuel 85.2 is a primary reference fuel that meets the requirements outlined in ASTM D-2699 and ASTM D-2700 for octane analysis. The reference fluid is composed of 66.3% toluene and 34.3% n-heptane, and is intended for use in knock engine calibration.
Composition, vol %:
n-Heptane: 33.7–34.3
Toluene: 65.7–66.3
Oil refiners and laboratories require reliable test fluids to calibrate their test engines and accurately measure octane rating.
Gasoline octane analysis
Petroleum refining
Laboratory testing
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